ปัญหา 1เลือกประเภท다음중 태양계 행성에 속하지 않는 것은?금성토성명왕성지구수성 คำใบ้ (youtube)https://www.youtube.com/watch?v=caLc-tg9jLw
ปัญหา 5เลือกประเภท달이 지구의 그림자에 가려지는 현상은?월식델린저 현상일식블랙홀 คำใบ้ (youtube)https://www.youtube.com/watch?v=6YORyBZ7qJ8&t=6s